Interconnection

SIP Server& Terminal （P2P）: surport both udp and tcp
RadVision SIP Proxy Server	OK
IpTel SIP Proxy Server	OK
Seawolftec XRainbow SIP Proxy Server	OK
Sipphone	OK
freeworldialup	OK
inphonex	OK
PA1688	OK
Grand Stream Budge Tone-100	OK
CISCO 5300	OK
AudioCode(Canada )	OK
Vbuzzer	OK
Asterisk	OK
Stanaphone	OK
Sinosip	OK
Deltathree	OK
Huawei SoftX3000	OK
SIP Express Router	OK
ZTE ZXSS10 SS1	OK
ASAHI Net（Japan）	OK
WalkerSun	OK
Auv Tech. IP-PBX	OK
Auv Tech. Server(including using encryption)	OK
UT softSwitch	OK
nikotel	OK
DaDong SIP Server	OK
Sipgate.co.uk	OK
Koncept USA	OK
Gossiptel（sip.gossiptel.com）	OK
Sonus Softswitch	OK
vxSIP(icyhe)/2.4.1-beta0	OK
ISP from Peru（216.151.149.35）	OK
Xiameng Tietong	OK
Shenzhen Xingli	OK
PartySIP 0.5.2-win32	OK
VOCAL 1.5.0	OK
OnDO SIP server	OK
Siemens SCS SIP Proxy 1.0.0.3 Rel	OK
BOET	OK
Pagoo IP Voice Platform	OK
Lucent ESE/VSE Platform	OK
Shenzhen GW	OK
Shanghai Tietong	OK
PartySip	OK
SipX	OK
Berkeley SIP server	OK
Brekeke SIP Server	OK
Open SER	OK
OnDO SIP Server	OK
Nortel Server	OK
Xener Server	OK
MicrioSoft Response Point	OK